Employees of the Romanian National Administration of Waters take samples on Oct. 9 from the Danube river in Bazias, Hungary, where the Danube enters Romania. Fears for the ecosystem of the Danube, Europe's second longest river, appeared to recede somewhat on Oct. 8 as readings showed contamination levels from the Oct. 4 toxic sludge disaster were down.
(Daniel Mihailescu / AFP - Getty Images)
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A summer hat and personal belongings are covered by sludge in a house in Kolontar, Hungary, Oct. 10.
(Samuel Kubani / AFP - Getty Images)
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Hungarian Prime Minister Viktor Orban, front left, is interviewed during his tour of the sludge-hit village of Kolontar, 103 miles southwest of Budapest, on Thursday, Oct. 07.
(Balazs Mohai / AP)
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Jozsef Toth, an official of the Hungarian enviromental service, checks a sample of water from the Raba River on the banks of the river in Gyor, about 800 miles from Budapest on Oct. 7. The toxic spill reached the Danube river on Thursday, threatening to contaminate the waterway's ecosystem.
(Attila Kisbenedek / AFP - Getty Images)
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The eye of a soldier is washed with mineral water after burning red mud spattered in his eye during cleaning operation in Kolontar on Wednesday.
(Zsolt Szigetvary / EPA)
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Excavators working at the broken dyke of the reservoir that contained red mud of an alumina factory near Ajka on Wednesday.
(Sandor H. Szabo / AP)
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Sunflowers stand in poisonous red mud in a field in Somlovasarhely, 105 miles southwest of Budapest, on Wednesday.
(Tamas Kovacs / EPA)
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A wheel loader dumps plaster into River Marcal in Vinar, 114 miles west of Budapest, on Wednesdy, in order to prevent poisonous chemical sludge from reaching the rivers Raba and Danube.
(Tamas Kovacs / EPA)
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Dead fish float on the Marcal River at the bridge of Morichida about 93 miles west from Budapest on Wednesday.
(Attila Kisbenedek / AFP - Getty Images)
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An aerial view of the broken dyke of a reservoir containing red mud of an alumina factory near Ajka, 96 miles southwest of Budapest, on Wednesday.
(Sandor H. Szabo / EPA)
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Residents return to check their homes in Kolontar, southwest of Budapest, on Wednesday. Hungarian crews worked for a second day to prevent seepage from a sludge reservoir of an alumina plant in western Hungary as rescue units searched for missing people in flooded villages.
(Attila Kisbenedek / AFP - Getty Images)
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A woman observes the damage in the town of Devecser on Tuesday. About 35.3 million cubic feet of sludge has leaked from the reservoir and affected an estimated area of 15.4 square miles.
(Attila Kisbenedek / AFP - Getty Images)
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A woman rescues belongings in the villages flooded by a red toxic mud from the sludge reservoir of the Ajka aluminium works on Tuesday, in the villages of Devecser and Kolontar.
(Getty Images)
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Video: Toxic sludge spills into Danube River

Closed captioning of: Toxic sludge spills into Danube River

>>>an update now on the horrible mess in hungary. the flood of toxic red sludge that burst from a containment pond on monday, killing four people along the way. the plume has now reached the
danube river
. the second longest and one of the most famous in europe. officials say if you believe them that their efforts to lower the ph levels of the spill, including adding things like plaster and acidic acid or vinegar have made further environmental damage unlikely. but they said a spectacular thing about the
oil spill
in louisiana.